Connected: An Internet Encyclopedia
RFC 822 - 3.1. GENERAL DESCRIPTION

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### 3.1. GENERAL DESCRIPTION

A message consists of header fields and, optionally, a body. The body is simply a sequence of lines containing ASCII characters. It is separated from the headers by a null line (i.e., a line with nothing preceding the CRLF).

3.1.1. LONG HEADER FIELDS
3.1.2. STRUCTURE OF HEADER FIELDS
3.1.3. UNSTRUCTURED FIELD BODIES
3.1.4. STRUCTURED FIELD BODIES

Next: 3.1.1. LONG HEADER FIELDS

Connected: An Internet Encyclopedia
RFC 822 - 3.1. GENERAL DESCRIPTION